CN106932791A - A kind of difference quality of data indication test method - Google Patents
A kind of difference quality of data indication test method Download PDFInfo
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- CN106932791A CN106932791A CN201710088301.8A CN201710088301A CN106932791A CN 106932791 A CN106932791 A CN 106932791A CN 201710088301 A CN201710088301 A CN 201710088301A CN 106932791 A CN106932791 A CN 106932791A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The invention provides a kind of difference quality of data indication test method, comprise the following steps:1:The receiver and antenna for data acquisition are set up under spacious environment and adverse circumstances respectively, and persistently carries out the data acquisition of a period of time;2:After the completion of gathered data, the original satellite data collected by spacious environment and with the receiver of erection under adverse circumstances are derived from receiver;3:Original satellite data will be derived import the quality of data and check program, and form to original satellite data is changed;4:Satellite data part after conversion is carried out after quality checks, output data quality checks result;5:Result is checked for the quality of data for exporting to be analyzed, derive differential data quality index.The innovation that the present invention passes through quality of data indication test method so that the indication test method of the difference quality of data has more perfect guidance method and step, makes up the blank of the indication test method in industry to the difference quality of data.
Description
Technical field
The present invention relates to satellite difference positioning index testing field, more particularly to difference quality of data index test side
Method.
Background technology
GNSS (satellite navigation) differential position is widely used in various fields:High accuracy mapping, the system integration, deformation
Monitoring, precision agriculture, traffic, ocean etc..GNSS differential positions at this stage mainly pass through can be to the letter of satellite launch
Used in the receiver for number carrying out real-time decoding, when high accuracy positioning is carried out with GNSS differential positions, receiver institute
The quality of data of the satellite data of receiving occupies critical role in positioning precision.At present, by the widely used satellite number of industry
It is the TEQC that is developed by UNAVCO Facility to check software according to quality, and TEQC can carry out quality inspection to GPS/GLONASS
Core, but big-dipper satellite can not be checked broadcast data, and without not complete for the side checked for differential data quality index
Method.
In sum, be preferably directed to no to the difference quality of data is defended for differential position in the prior art
The method that sing data quality index is checked.
The content of the invention
The invention provides a whole set of more perfect method for analyzing the quality of data in differential position, it is intended to
The method for solving the problems, such as not possessing for analyzing the quality of data in differential position for current industry.
The invention provides a kind of difference quality of data indication test method, comprise the following steps:
Step one:The receiver and antenna for data acquisition are set up under spacious environment and adverse circumstances respectively, and is held
The continuous data acquisition for carrying out a period of time;
Step 2:After the completion of gathered data, the original collected by spacious environment and with the receiver of erection under adverse circumstances
Beginning satellite data is derived from receiver;
Step 3:The original satellite data importing quality of data will be derived and check program, and to the form of original satellite data
Changed;
Step 4:Satellite data part after conversion is carried out after quality checks, output data quality checks result;
Step 5:Result is checked for the quality of data for exporting to be analyzed, derive differential data quality index.
Wherein, the quality of data of output checks result and compares data including data user rate data, MP Value Datas and cycle slip.
Above-mentioned difference quality of data indication test method, wherein, spacious environment is for the crown is unobstructed and ten meters of surrounding
The measuring environment of clear, the measuring environment that adverse circumstances are blocked for the crown has and/or ten meters of surrounding has a barrier.
Above-mentioned difference quality of data indication test method, wherein, in step 2, the original satellite of receiver storage
Data form is HCN forms.
Above-mentioned difference quality of data indication test method, wherein, in step one, set up for receiver and antenna
Afterwards, two data acquisitions more than hour are persistently carried out.
Above-mentioned difference quality of data indication test method, wherein, the quality of data checks program for detecting
The satellite data of GPS/GLONASS/BDS signals.
The innovation that the present invention passes through quality of data indication test method so that the indication test method of the difference quality of data
There is more perfect guidance method and step, make up the blank of the indication test method in industry to the difference quality of data.
Brief description of the drawings
By the detailed description made to non-limiting example with reference to the following drawings of reading, the present invention and its feature, outward
Shape and advantage will become more apparent upon.Identical mark indicates identical part in whole accompanying drawings.Not deliberately proportionally
Draw accompanying drawing, it is preferred that emphasis is purport of the invention is shown.
A kind of flow chart of difference quality of data indication test method that Fig. 1 is provided for the present invention.
Specific embodiment
In the following description, a large amount of concrete details are given to provide more thorough understanding of the invention.So
And, it is obvious to the skilled person that the present invention can be able to without one or more of these details
Implement.In other examples, in order to avoid obscuring with the present invention, do not enter for some technical characteristics well known in the art
Row description.
In order to thoroughly understand the present invention, detailed step and detailed structure will be proposed in following description, so as to
Explaination technical scheme.Presently preferred embodiments of the present invention is described in detail as follows, but in addition to these detailed descriptions, this
Invention can also have other embodiment.
The invention provides a kind of difference quality of data indication test method, comprise the following steps shown in reference picture 1:
Step one:The receiver and antenna for data acquisition are set up under spacious environment and adverse circumstances respectively, and is held
The continuous data acquisition for carrying out a period of time.In an optional embodiment of the invention, after setting up for receiver and antenna, continue
Carry out two data acquisitions more than hour.Further, spacious environment is that the crown is unobstructed and ten meters of clears of surrounding
Measuring environment, the measuring environment that adverse circumstances are blocked for the crown has and/or ten meters of surrounding has a barrier.
Step 2:After the completion of gathered data, the original collected by spacious environment and with the receiver of erection under adverse circumstances
Beginning satellite data is derived from receiver.In an optional embodiment of the invention, the original satellite data lattice of receiver storage
Formula is HCN forms.
Step 3:The original satellite data importing quality of data will be derived and check program, and to the form of original satellite data
Changed.
Specifically in one embodiment, the present invention is used and can carry out quality inspection to many constellation datas of GPS/GLONASS/BDS
The software of core, the present invention chooses and checks software CHCData for many constellation data quality of GPS/GLONASS/BDS, the software phase
Be increased compared with the TEQC developed by UNAVCO Facility and broadcast big-dipper satellite the quality of data and check function, energy
Enough self-defining data form HCN forms and world satellite navigation industry standard data form Rinex carry out the quality of data and check,
Simultaneously support HCN data are converted into Rinex formatted datas, the important indicator during the quality of data is checked it is complete be illustrated in use
In face of family, the present invention carries out the quality of data and checks using world satellite navigation industry standard data form Rinex.
Step 4:Satellite data part after conversion is carried out after quality checks, output data quality checks result.Wherein,
The quality of data of output checks result and compares data including data user rate data, MP Value Datas and cycle slip.
Step 5:Result is checked for the quality of data for exporting to be analyzed, derive differential data quality index.
An embodiment is enumerated with regard to the present invention below to be further detailed above-mentioned step:
Step one:(adverse circumstances) erection possesses reception satellite GPS/ under roof (spacious environment) with tree respectively
The receiver and antenna for data acquisition of the full constellation satellite-signals of GLONASS/BDS, data acquisition time are small no less than 2
When;
Step 2:After gathering 2 hour datas, the satellite initial data that receiver is stored is derived from receiver, received
Machine storage format is HCN forms;
Step 3:By derived form for the satellite initial data of HCN is imported during the quality of data checks software CHCData,
The storage file right button in software is chosen to select " RINEX options ", the RINEX versions after selection conversion, the present invention is from more
RINEX data after conversion are imported software by general RINEX3.02 versions, handover raw data again;
Step 4:The storage file right button in software is chosen to select " inspection All Files " carry out quality to RINEX softwares
Check, display quality checks progress bar, treat after the completion of progress bar, software display data quality checks result.
Form 1
Form 2
Form 1 and form 2 are the quality of data and check software CHCData and carry out quality to Data Data and check result, its
In directly and clearly show the result checked on quality, show the indices more important to the quality of data, including:
Data user rate, MP values and cycle slip ratio, and can significantly show the difference of the quality of data under each environmental aspect.
In sum, the innovation that the present invention passes through quality of data indication test method so that the finger of the difference quality of data
Mapping method for testing has more perfect guidance method and step, makes up the index test side to the difference quality of data in industry
The blank of method.
Presently preferred embodiments of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, wherein the equipment and structure that do not describe in detail to the greatest extent are construed as giving reality with the common mode in this area
Apply;Any those of ordinary skill in the art, in the case where technical solution of the present invention ambit is not departed from, all using the disclosure above
Methods and techniques content make many possible variations and modification to technical solution of the present invention, or be revised as equivalent variations etc.
Effect embodiment, this has no effect on substance of the invention.Therefore, every content without departing from technical solution of the present invention, foundation
Technical spirit of the invention still falls within the present invention to any simple modification, equivalent variation and modification made for any of the above embodiments
In the range of technical scheme protection.
Claims (5)
1. a kind of difference quality of data indication test method, it is characterised in that comprise the following steps:
Step one:The receiver and antenna for data acquisition are set up under spacious environment and adverse circumstances respectively, and is persistently entered
The data acquisition of row a period of time;
Step 2:After the completion of gathered data, original defended by spacious environment and with what the receiver that sets up under adverse circumstances was collected
Sing data is derived from receiver;
Step 3:Original satellite data will be derived import the quality of data and check program, and form to original satellite data is carried out
Conversion;
Step 4:Satellite data part after conversion is carried out after quality checks, output data quality checks result;
Step 5:Result is checked for the quality of data for exporting to be analyzed, derive differential data quality index.
Wherein, the quality of data of output checks result and compares data including data user rate data, MP Value Datas and cycle slip.
2. difference as claimed in claim 1 quality of data indication test method, it is characterised in that spacious environment be the crown without
Block and ten meters of measuring environments of clear of surrounding, adverse circumstances are blocked for the crown has and/or ten meters of surrounding has barrier
Measuring environment.
3. difference as claimed in claim 1 quality of data indication test method, it is characterised in that in step 2, receives
The original satellite data form of machine storage is HCN forms.
4. difference as claimed in claim 1 quality of data indication test method, it is characterised in that in step one, sets up
After for receiver and antenna, two data acquisitions more than hour are persistently carried out.
5. difference as claimed in claim 1 quality of data indication test method, it is characterised in that the quality of data is checked
Program is used to detect the satellite data of GPS/GLONASS/BDS signals.
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CN106932791B CN106932791B (en) | 2023-04-07 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107707629A (en) * | 2017-09-12 | 2018-02-16 | 千寻位置网络有限公司 | The method of GNSS message conversion checking |
CN111929710A (en) * | 2020-06-30 | 2020-11-13 | 中国科学院国家授时中心 | Delivery test method for Beidou satellite navigation signal quality assessment |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050001762A1 (en) * | 2003-07-02 | 2005-01-06 | Thales North America, Inc. | Enhanced real time kinematics determination method and apparatus |
US20160282473A1 (en) * | 2015-03-24 | 2016-09-29 | Elwha Llc | Systems, methods and devices for satellite navigation reconciliation |
CN106338747A (en) * | 2016-01-27 | 2017-01-18 | 上海华测导航技术股份有限公司 | Lock-losing recapturing test method based on multi-mode multi-band OEM board card |
-
2017
- 2017-02-17 CN CN201710088301.8A patent/CN106932791B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050001762A1 (en) * | 2003-07-02 | 2005-01-06 | Thales North America, Inc. | Enhanced real time kinematics determination method and apparatus |
US20160282473A1 (en) * | 2015-03-24 | 2016-09-29 | Elwha Llc | Systems, methods and devices for satellite navigation reconciliation |
CN106338747A (en) * | 2016-01-27 | 2017-01-18 | 上海华测导航技术股份有限公司 | Lock-losing recapturing test method based on multi-mode multi-band OEM board card |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107707629A (en) * | 2017-09-12 | 2018-02-16 | 千寻位置网络有限公司 | The method of GNSS message conversion checking |
CN107707629B (en) * | 2017-09-12 | 2020-10-30 | 千寻位置网络有限公司 | GNSS message conversion verification method |
CN111929710A (en) * | 2020-06-30 | 2020-11-13 | 中国科学院国家授时中心 | Delivery test method for Beidou satellite navigation signal quality assessment |
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